﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;

namespace TestDemo
{
    class Program
    {
        static void Main(string[] args)
        {
            string x = "Live for nothing nothing nothing";
            Console.Write(x.Replace("t", "1"));
        }
    }
}
